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Pterocephaliidae ✝

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Photos

Photo Gallery

Housia canadensis

Radium Hot Springs, Golden Mining Division, British Columbia, Canada

Labiostria sp.

British Columbia, Canada

Housia canadensis

Radium Hot Springs, Golden Mining Division, British Columbia, Canada

Labiostria sp.

British Columbia, Canada

Housia canadensis

Radium Hot Springs, Golden Mining Division, British Columbia, Canada

Labiostria sp.

British Columbia, Canada

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	3267138	https://www.gbif.org/species/3267138
PaleoBioDB ID (PBDB)	84716	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=84716

Rank

family

Taxonomy (GBIF)

Life : Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae

Taxonomy (PBDB)

Life : Animalia : Arthropoda : Trilobita : Olenida : Pterocephaliidae

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Ecdysozoa
-	Panarthropoda
phylum	Arthropoda	Latreille 1829
subphylum	Mandibulata
class	Trilobita	Walch 1771
order	Olenida	Adrain 2011
family	Pterocephaliidae	Kobayashi 1935

Scientific Name

Pterocephaliidae

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Pterocephaliidae	family	belongs to Dikelocephalacea	stated with evidence	Harrington et al., 1959
Pterocephaliidae	family	belongs to Asaphida	stated with evidence	Whittington et al., 1997
Pterocephaliidae	family	misspelling of Pterocephaliidae	stated with evidence	Jell and Adrain, 2002
Pterocephaliidae	family	belongs to Ptychopariida	stated without evidence	Paterson and Laurie, 2004
Pterocephaliidae	family	belongs to Olenida	stated with evidence	Adrain, 2011

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

505 - 501 Ma
Cambrian

Last Recorded Appearance

497 - 485 Ma
Cambrian

Environment

marine (based on Trilobita)

Motility

fast-moving (based on Trilobita)

Vision

well-developed

Diet

carnivore (based on Trilobita)

Ontogeny

molting,addition of parts (based on Trilobita)

Taphonomy

low Mg calcite, chitin (based on Trilobita)

Primary Reference (PBDB)

J. R. Paterson and J. R. Laurie. 2004. Late Cambrian trilobites from the Dolodrook River limestones, eastern Victoria, Australia. Memoirs of the Association of Australasian Palaeontologists 30:83-111

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Housiinae ✝ subfamily	listed (PBDB)		43	505 Ma Cambrian	497 Ma Cambrian
Pterocephaliinae ✝ subfamily	listed (PBDB)		116	501 Ma Cambrian	497 Ma Cambrian
Anechocephalus ✝ genus	accepted (GBIF) listed (PBDB)		11	501 Ma Cambrian	501 Ma Cambrian
Beigongia ✝ genus	doubtful (GBIF) listed (PBDB)
Bromella ✝ genus	accepted (GBIF) listed (PBDB)		9	501 Ma Cambrian	497 Ma Cambrian
Camaraspis genus	accepted (GBIF)	No associated record in PBDB
Cernuolimbus genus	accepted (GBIF)	No associated record in PBDB
Cilia ✝ genus	accepted (GBIF) listed (PBDB)		1	499 Ma Cambrian	499 Ma Cambrian
Dikelocephalites ✝ genus	accepted (GBIF) listed (PBDB)		7	499 Ma Cambrian	499 Ma Cambrian
Housia ✝ genus	accepted (GBIF) listed (PBDB)		42	501 Ma Cambrian	497 Ma Cambrian
Kazelia ✝ genus	accepted (GBIF) listed (PBDB)		2	499 Ma Cambrian	499 Ma Cambrian
Labiostrella ✝ genus	accepted (GBIF) listed (PBDB)		3	501 Ma Cambrian	501 Ma Cambrian
Labiostria ✝ genus	accepted (GBIF) listed (PBDB)		7	501 Ma Cambrian	501 Ma Cambrian
Metachangshania ✝ genus	accepted (GBIF) listed (PBDB)		7	499 Ma Cambrian	499 Ma Cambrian
Morosa ✝ genus	accepted (GBIF) listed (PBDB)		7	501 Ma Cambrian	501 Ma Cambrian
Parahousia ✝ genus	accepted (GBIF) listed (PBDB)		8	501 Ma Cambrian	501 Ma Cambrian
Paramaladioidella ✝ genus	accepted (GBIF) listed (PBDB)		2	501 Ma Cambrian	501 Ma Cambrian
Pauciella ✝ genus	accepted (GBIF) listed (PBDB)		4	501 Ma Cambrian	501 Ma Cambrian
Pedinocephalites ✝ genus	accepted (GBIF) listed (PBDB)		11	501 Ma Cambrian	501 Ma Cambrian
Pelicephalus ✝ genus	doubtful (GBIF) listed (PBDB)		5	501 Ma Cambrian	501 Ma Cambrian
Plesiocilia ✝ genus	accepted (GBIF) listed (PBDB)		1	501 Ma Cambrian	501 Ma Cambrian
Prehousia ✝ genus	accepted (GBIF) listed (PBDB)		35	505 Ma Cambrian	497 Ma Cambrian
Proapatokephaloides ✝ genus	accepted (GBIF) listed (PBDB)		4	499 Ma Cambrian	499 Ma Cambrian
Prodikelocephalites ✝ genus	accepted (GBIF) listed (PBDB)		1	501 Ma Cambrian	501 Ma Cambrian
Protemnites ✝ genus	accepted (GBIF) listed (PBDB)		9	501 Ma Cambrian	499 Ma Cambrian
Pseudaphelaspis ✝ genus	accepted (GBIF) listed (PBDB)		9	501 Ma Cambrian	499 Ma Cambrian
Pterocephalia ✝ genus	accepted (GBIF) listed (PBDB)		53	501 Ma Cambrian	497 Ma Cambrian
Pterocephalina genus	accepted (GBIF)	No associated record in PBDB
Pterocephalus genus	accepted (GBIF)	No associated record in PBDB
Pulchricapitus ✝ genus	doubtful (GBIF) listed (PBDB)		3	501 Ma Cambrian	501 Ma Cambrian
Sigmocheilus ✝ genus	accepted (GBIF) listed (PBDB)		28	501 Ma Cambrian	501 Ma Cambrian
Stenambon ✝ genus	accepted (GBIF) listed (PBDB)		5	501 Ma Cambrian	501 Ma Cambrian
Strigambitus ✝ genus	accepted (GBIF) listed (PBDB)		14	501 Ma Cambrian	497 Ma Cambrian
Tumicephalus ✝ genus	accepted (GBIF) listed (PBDB)		16	501 Ma Cambrian	497 Ma Cambrian
Uxunella ✝ genus	doubtful (GBIF) listed (PBDB)		6	505 Ma Cambrian	501 Ma Cambrian
Yangweizhouia ✝ genus	accepted (GBIF) listed (PBDB)		3	501 Ma Cambrian	501 Ma Cambrian
Yingziaspis ✝ genus	accepted (GBIF) listed (PBDB)		1	499 Ma Cambrian	499 Ma Cambrian
Pelicephalis lochmani species	accepted (GBIF)	No associated record in PBDB
Pulchricapitus davisi species	accepted (GBIF)	No associated record in PBDB

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Pterocephalidae	GBIF	family	Animalia : Arthropoda : Trilobita : Asaphida : Pterocephalidae
Petrocephaliidae	GBIF	family	Animalia : Arthropoda : Trilobita : Asaphida : Petrocephaliidae

Synonymy List

Year	Name and Author
1935	Pterocephaliidae Kobayashi
1959	Petrocephaliidae Harrington et al. p. 256
1997	Pterocephaliidae Whittington et al. p. 301
2004	Pterocephaliidae Paterson and Laurie p. 98
2011	Pterocephaliidae Adrain p. 107

References

Paterson J. R., Laurie J. R. (2004) Late Cambrian trilobites from the Dolodrook River limestones, eastern Victoria, Australia, Memoirs of the Association of Australasian Palaeontologists 30, 83-111

Harrington H. J., Henningsmoen G., et al (1959) Arthropoda 1, Treatise on Invertebrate Paleontology O, 1-560

Whittington H. B., Chatterton B. D. E., et al (1997) Trilobita. Introduction, Order Agnostina, Order Redlichiida. Volume 1, Treatise on Invertebrate Paleontology O, 1-530

Adrain J. M. (2011) Class Trilobita Walch, 1771, Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness 3148, 104-109

Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - via The Interim Register of Marine and Nonmarine Genera

Museum Victoria KEmu database (Oct 2006) - via The Interim Register of Marine and Nonmarine Genera

extinct group - via The Interim Register of Marine and Nonmarine Genera

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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